Patrick is a principal geochemist/hydrogeologist at Intera with over 30 yearsí experience in environmental geochemistry and hydrogeology, including assessment of watersheds and water resources, mine water supply, waste rock characterization/management and water chemistry. Patrick has extensive experience working in Latin America (Mexico, Peru, Chile, Nicaragua, Brazil) and was formerly general manager of SRK Mexico and Schlumberger Water Services (Mexico and Central America). In addition to consulting, he serves on the boards of several professional societies that promote environmental stewardship, including the Society of Mining, Metallurgy and Exploration and the Acid Drainage Technology Initiative.